-ic a-a a-b a-c a-i aaa aab aac aae aag aah aai ab- aba abb abc abe abg abh abi ac- aca acb acc ace acg ach aci aea aeb aec aee aeg aeh aei ag- aga agb agc age agg agh agi aha ahb ahc ahe ahg ahh ahi ai- aia aib aic aie aig aih aii baa bab bac bae bag bah bai bba bbb bbc bbe bbg bbh bbi bca bcb bcc bce bcg bch bci be- bea beb bec bee beg beh bei bga bgb bgc bge bgg bgh bgi bha bhb bhc bhe bhg bhh bhi bi- bia bib bic bie big bih bii c-- caa cab cac cae cag cah cai cba cbb cbc cbe cbg cbh cbi cca ccb ccc cce ccg cch cci ce- cea ceb cec cee ceg ceh cei cga cgb cgc cge cgg cgh cgi ch- cha chb chc che chg chh chi ci- cia cib cic cie cig cih cii eaa eab eac eae eag eah eai eba ebb ebc ebe ebg ebh ebi ec- eca ecb ecc ece ecg ech eci eea eeb eec eee eeg ega egb egc ege egg egh egi eha ehb ehc ehe ehg ehh ehi eia eib eic eie eig eii gaa gab gac gae gag gah gai gba gbc gbe gbg gbh gbi gca gcb gcc gce gcg gch gci ge- gea geb gec gee geg geh gei gga ggb ggc ggg ggh ggi gha ghb ghc ghe ghg ghh ghi gia gib gic gie gig gih gii h-i haa hab hac hae hag hah hai hba hbb hbc hbe hbg hbh hbi hca hcb hcc hce hcg hch hci he- hea heb hec hee heg heh hei hga hgb hgc hge hgg hgh hgi hha hhb hhc hhe hhg hhh hhi hia hib hic hie hig hih hii ia- iaa iab iac iae iag iah iai iba ibb ibc ibe ibg ibh ibi ica icb icc ice icg ich ici ie- iea iec iee ieg iei iga igb igc ige igg igh igi iha ihb ihc ihe ihg ihh ihi iia iib iic iie iih iii